细胞内含有大量溶酶体的细胞是（）
A.骨原细胞
B.成骨细胞
C.破骨细胞
D.软骨细胞
E.成纤维细胞
参考答案：C
(2010·江苏，31)—I have tried very hard to find a solution to the problem，but in vain.
—Why not consult with Frank？You see，________.
A．great minds think alike
B．two heads are better than one
C．a bird in the hand is worth two in the bush
D．it's better to think twice before doing something
1905年清朝一道奏折中写道：“口口一日不停，士人皆有侥幸得第之心，以分其砥砺实修之志。民间更相率观望……”。其中口口所缺文字是（）
A.专制
B.科举
C.维新
D.革命
